(2) The vouchers provided for in this section shall be preserved until the real property tax rolls of the year affected by the voucher have been foreclosed and the foreclosed property has been deeded to the county; or, in the case of personal property, until one year after the tax account affected by the voucher has been collected or canceled under the provisions of ORS 311.790. [1965 c.344 §6; 1975 c.514 §13]